Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

Abstract: Optical dissolved oxygen (DO) concentration measurement based on phase fluorometric theory is one of the most promising DO concentration measurement methods with advantages of insensitivity ...

When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or emissions system needs attention. I see it as an early warning system that ...

† Center for Nanoscale Characterization & Devices (CNCD), Wuhan National Laboratory for Optoelectronics (WNLO) and School of Physics, Huazhong University of Science and Technology (HUST), LuoyuRoad ...

Stay safe with updates on recalls, or tackle issues yourself with how-tos from our experts. Search for recalls by car Find out if there are recalls on a car you own or are interested in. Learn about ...

We earn commissions from purchases you make using links in our articles. Learn more. Rather than sifting through hundreds of octane booster options, here we're going to save you time by narrowing down ...